<template>
  <section>
    <!--工具条-->
    <el-col :span="24" class="toolbar" style="padding-bottom: 0px;">
      <el-form :inline="true" :model="filters">
        <el-form-item>
          <el-input v-model="filters.keyword" placeholder="关键字"></el-input>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" v-on:click="getDepartments">查询</el-button>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" @click="handleAdd">新增</el-button>
        </el-form-item>
      </el-form>
    </el-col>

    <!--列表-->
    <el-table :data="departments" highlight-current-row v-loading="listLoading" @selection-change="selsChange" style="width: 100%;">
      <el-table-column type="selection" width="55">
      </el-table-column>
      <el-table-column type="index" width="60">
      </el-table-column>
      <el-table-column prop="sn" label="部门编码" width="120" sortable>
      </el-table-column>
      <el-table-column prop="name" label="名称" width="180" sortable>
      </el-table-column>
      <el-table-column prop="state" label="状态" width="100" sortable>
        <template scope="scope">
          <span style="color: #5daf34" v-if="scope.row.state === 0">启用</span>
          <span style="color:red" v-else-if="scope.row.state === -1">禁用</span>
          <span style="color:dimgrey" v-else>未知</span>
        </template>
      </el-table-column>
      <el-table-column prop="manager.username" label="管理员" width="180" sortable>
      </el-table-column>
      <el-table-column prop="parent.name" label="上级部门" width="180" sortable>
      </el-table-column>
      <el-table-column label="操作" >
        <template scope="scope">
          <el-button size="small" @click="handleEdit(scope.$index, scope.row)">编辑</el-button>
          <el-button type="danger" size="small" @click="handleDel(scope.$index, scope.row)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <!--工具条-->
    <el-col :span="24" class="toolbar">
      <el-button type="danger" @click="batchRemove" :disabled="this.sels.length===0">批量删除</el-button>
      <el-pagination layout="prev, pager, next"
                     @current-change="handleCurrentChange"
                     :page-size="pageSize"
                     :current-page="currentPage"
                     :total="total"
                     style="float:right;">
      </el-pagination>
    </el-col>


    <el-dialog :title="title" :visible.sync="departmentFormVisible" :close-on-click-modal="false">
      <el-form :model="departmentForm" label-width="80px" :rules="departmentFormRules" ref="departmentForm">
        <!--prop="name"  申明表单中有一个属性name-->
        <el-form-item label="名称" prop="name">
          <el-input v-model="departmentForm.name" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="编号" prop="sn">
          <el-input v-model="departmentForm.sn" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="状态">
          <el-radio-group v-model="departmentForm.state">
            <el-radio class="radio" :label="0">启用</el-radio>
            <el-radio class="radio" :label="-1">禁用</el-radio>
          </el-radio-group>
        </el-form-item>
        <el-form-item label="管理员">
          <!--<el-input v-model="departmentForm.manager" auto-complete="off"></el-input>-->
          <el-select v-model="departmentForm.manager" clearable value-key="id" placeholder="请选择">
            <!--
               item: 每一个emp
               clearable  可清空
               el-option  : 选择项
               :label 展示在选择框中的内容
               :value 传送给后端的的内容 如果是一个对象必须写value-key="id"
            -->
            <el-option
                v-for="item in employees"
                :key="item.id"
                :label="item.username"
                :value="item">
              <span style="float: left">{{ item.username }}</span>
              <span style="float: right; color: #8492a6; font-size: 13px">{{ item.phone}}</span>
            </el-option>
          </el-select>
        </el-form-item>

        <el-form-item label="上级部门">
          <!--  options: 遍历的数据（所有部门）
                label 选择后展示在选择框中的内容
                value 选择后你要传送给后端的内容-->
          <el-cascader v-model="departmentForm.parent"
              :options="deptTree"
              :props="{
                children:'son', // children是框架的属性，son是我domain设计的，可以直接将domain字段改为children
                checkStrictly: true,
                label:'name',
                value:'id'
              }"
              clearable></el-cascader>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click.native="departmentFormVisible = false">取消</el-button>
        <el-button type="primary" @click.native="departmentSubmit" :loading="departmentLoading">提交</el-button>
      </div>
    </el-dialog>


  </section>
</template>
<script>
import util from '../../common/js/util'
//import NProgress from 'nprogress'
import { getDepartmentListPage, removeDepartment, batchRemoveDepartment, departmentDepartment, addDepartment } from '../../api/api'

export default {
  data() {
    return {
      filters: {
        keyword: ''
      },
      departments: [],
      employees:[],
      deptTree:[],
      total: 0,
      pageSize:3,
      currentPage: 1,
      title:'',
      listLoading: false,
      sels: [],//列表选中行

      departmentFormVisible: false,//编辑界面是否显示
      departmentLoading: false,
      departmentFormRules: {
        name: [
          { required: true, message: '请输入姓名', trigger: 'blur' }
        ],
        sn: [
          { required: true, message: '请输入编号', trigger: 'blur' }
        ]

      },
      //部门的数据
      departmentForm: {
        id: null,
        name: "",
        sn: "",
        state: 0,
        manager: null,
        parent: null
      },

    }
  },
		methods: {
/*			//状态显示转换
			formatSex: function (row, column) {
				return row.state == 0 ? '启用' : row.state == -1 ? '禁用' : '未知';
			},*/
			handleCurrentChange(val) {
				this.currentPage = val;
				this.getDepartments();
			},

			//获取部门列表 分页 + 高级 start------------------
			getDepartments() {
				let para = {
          currentPage: this.currentPage,
          keyword: this.filters.keyword,
          pageSize:this.pageSize
				};
				//this.listLoading = true;
        this.$http.post("/dept",para)
        .then(result=>{
          result = result.data
          this.departments = result.rows
          this.total = result.total
        }).catch(result=>{
          alert("ERROR")
        })

			},
      // ----------------------------end

			//删除--------------------------
			handleDel: function (index, row) {
				this.$confirm('确认删除该记录吗?', '提示', {
					type: 'warning'}).then(() => {
					this.listLoading = true;
					//NProgress.start();
					let para = { id: row.id }; // restful风格需要对象
          this.$http.delete("/dept/"+row.id)
              .then(result=>{
                this.listLoading = false; // 关闭忙
                this.departmentLoading = false;
                result = result.data
                this.departments = result.rows
                if (result.success){
                  this.$message({ // 弹窗
                    message: '删除成功',
                    type: 'success'
                  });
                }else {
                  this.$message({ // 弹窗
                    message: '删除失败',
                    type: 'error'
                  });
                }
              this.currentPage = 1 // 定位到第一页
              this.getDepartments() // 刷新列表
          })
              .catch(result=>{ // 系统错误的情况，和后端没有关系
                this.listLoading = false;
                console.log(result.message)
          })

        }).catch(result=>{
          this.listLoading = false;
          //NProgress.done();
          this.$message({
            message: '取消删除',
            type: 'error'
          });
          //取消删除需要重新刷新
          this.currentPage = 1;
          this.getDepartments();
        })

      },

      // ----------------------------end
			//显示编辑界面
      handleEdit: function (index, row) {
        this.getDeptTree()
			  this.title='编辑'
				this.departmentFormVisible = true;
				this.departmentForm = Object.assign({}, row); // 编辑回显
        let dirPath = row.dirPath // /2/7

        if (dirPath){
          let arr = dirPath.split("/"); // String数组 Array[ "", "2", "7" ]
          let parent = [];
          for (let i = 1; i < arr.length-1; i++) { // 由于dirPath 只需要父级dirPath 来回显上级部门
            parent.push(parseInt(arr[i])) // parent:Array [ 2 ]
          }
          this.departmentForm.parent = parent
        }


			},
			//显示新增界面
			handleAdd: function () {
			  this.getDeptTree()
        this.title='新增'
				this.departmentFormVisible = true;
				this.departmentForm = { // 清空数据

            id: null,
            name: "",
            sn: "",
            state: 0,
            manager: null,
            parent: null

				};
			},

			//新增或修改
      departmentSubmit: function () {
				this.$refs.departmentForm.validate((valid) => {
					if (valid) {
						this.$confirm('确认提交吗？', '提示', {}).then(() => {
							this.departmentLoading  = true;
							let para = Object.assign({}, this.departmentForm);// 克隆
              // 我们添加的时候报错：JSON parse error ，看请求可知para.parent是一个数组，把祖宗的id也获取了[2,5] ，但我们只需要上一级的id，处理数据
              if(para.parent) { // [2,5]数组 --父级有值
                let parent = para.parent
                let pid =  parent[parent.length-1] // 根据下标取值 [2,5]
                para.parent = {"id": pid} // 重新赋值包装为json格式
              }
              this.$http.put("/dept",para)
                  .then(result=>{
                    this.departmentFormVisible = false;
                    this.departmentLoading = false;
                    result = result.data
                    console.log(result)
                    if (result.success){
                      this.$message({ // 弹窗
                        message: '操作成功',
                        type: 'success'
                      });
                    }else {
                      this.$message({ // 弹窗
                        message: '操作失败',
                        type: 'error'
                      });
                    }
                    this.currentPage = 1 // 定位到第一页
                    this.getDepartments() // 刷新列表
                  })
                  .catch(result=>{ // 系统错误的情况，和后端没有关系
                    this.departmentLoading  = false;
                    this.listLoading = false;
                    console.log(result.message)
                  })
						}).catch(result=>{
              this.departmentLoading  = false;
              this.listLoading = false;
              //NProgress.done();
              this.$message({
                message: '取消操作',
                type: 'error'
              });
              //取消删除需要重新刷新
              this.currentPage = 1;
              this.getDepartments();
            })
					}
				});
			},
			selsChange: function (sels) {
				this.sels = sels;
			},
			//批量删除
			batchRemove: function () {
				var ids = this.sels.map(item => item.id);
				this.$confirm('确认删除选中记录吗？', '提示', {
					type: 'warning'
				}).then(() => {
					this.listLoading = true;
					this.$http.patch("/dept",ids)
          .then(result=>{
            this.listLoading = false;
            console.log(result)
            result = result.data();
            if (result.success){
              this.$message({ // 弹窗
                message: '删除成功',
                type: 'success'
              });
            } else {
              this.$message({ // 弹窗
                message: '删除失败',
                type: 'error'
              });
            }
          }).catch(result=>{
            this.listLoading = false;
            this.currentPage = 1;
            this.getDepartments();
          })
        }).catch(() => {
          this.listLoading = false;
          this.$message({
            message: '取消删除...',
            type: 'error'
          });
          this.currentPage = 1;
          this.getDepartments();
				})
          .catch(result=>{
            this.listLoading = false;
            //NProgress.done();
            this.$message({
              message: '删除失败',
              type: 'error'
            });
            this.page = 1;
            this.getDepartments();
          })

      },
      getEmployees(){
        this.$http.get("/employee")
        .then(result=>{
          console.log(result)
          this.employees = result.data
        }).catch(result=>{
            console.log("ERROR")
        })
      },
      getDeptTree(){
        this.$http.get("/dept/tree")
            .then(result=>{
              this.deptTree = result.data
            }).catch(result=>{
          console.log("ERROR")
        })
      }

		},




		mounted() {
			this.getDepartments();
			this.getEmployees();

		}
	}

</script>

<style scoped>

</style>
<!--

      handleDicType(){
        this.$http.post("/type/detail")
            .then(result=>{
              console.log(result)
              this.dictionarydetails = result.data
            }).catch(result=>{
          console.log("ERROR")
        })
      }
-->
